02/20/2015 12:02 PM EST
A plastic frame can be used to create square--and other unusual shape--bubbles. Parts needed: 1 container bubble solution, 1 straw-and-connector construction set.
This is an NSF Multimedia Gallery item.
Newsletter & science, newspaper, software, hardware, do-it-yourself, startup
댓글 없음:
댓글 쓰기